Talks
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"Maximum likelihood geometry for group-based phylogenetic models" at 2017 Joint Mathematics Meetings, Atlanta, GA, January 2017
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"How to flatten a soccer ball" at Technische Universität Berlin, Germany, December 2016
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"Geometry of nonnegative and positive semidefinite rank" at Freie Universität Berlin, Germany, November 2016
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"How to flatten a soccer ball" at Aalto University, Finland, November 2016
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"How to flatten a soccer ball" at University of Göttingen, Germany, October 2016
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"Rank-one tensor completion in the probability simplex" at SIAM Annual Meeting, Boston, MA, July 2016
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"Geometry of the nonnegative and positive semidefinite rank" at Summer School on Algebra, Statistics and Combinatorics, Helsinki, Finland, June 2016
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"How to flatten a soccer ball" at GOAL workshop, Paris, France, May 2016
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"The geometry of nonnegative and positive semidefinite rank" at Helsinki Algorithms Seminar, Helsinki, Finland, March 2016
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"The geometry of nonnegative and positive semidefinite rank" at Edinburgh Geometry Seminar, Edinburgh, United Kingdom, February 2016
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"The Geometry of Positive Semidefinite Rank" at Finnish Mathdays 2016, Turku, Finland, January 2016
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"The Geometry of Positive Semidefinite Rank" at Algorithms and Complexity in Algebraic Geometry Reunion, Berkeley, December 2015
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"Semialgebraic geometry of nonnegative and psd ranks" at PolSys Seminar, Paris, France, October 2015
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"Fixed points of the EM algorithm and nonnegative rank boundaries" at Aalto Stochastics and Statistics Seminar, Helsinki, Finland, September 2015
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"Semialgebraic geometry of nonnegative and psd ranks" at Minisymposium Polytopes, Algebra and Statistics at DMV-Jahrestagung 2015, Hamburg, Germany, September 2015
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"Nonnegative rank boundaries" at Minisymposium Nonnegative Rank at SIAM Conference on Applied Algebraic Geometry, Daejeon, South Korea, August 2015
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"Fixed points of the EM algorithm and nonnegative rank boundaries" at STS Algebraic and Geometric Approaches to Graphical Models at 60th World Statistics Congress, Rio de Janeiro, Brazil, July 2015
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"Hypergraph decompositions and toric ideals" at Algebraic Statistics 2015, Genova, Italy, June 2015
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"Matrix completion for the independence model" at Workshop on NonLinear Algebra, Berlin, Germany, May 2015
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"Fixed points of the EM algorithm and nonnegative rank boundaries" at Statistics Day Helsinki, Helsinki, Finland, March 2015
Pages
Posters
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"Psd Rank and Nested Spectrahedra" at Optimization and Parsimonious Modeling, Minneapolis, MN, January 2016 [
poster] -
"Phylogenetic semigroups and phylogenetic networks" at Algebraic Statistics 2014, Chicago, IL, May 2014 [ poster]
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"Group-based models and Berenstein-Zelevinsky triangles" at Algebraic Statistics 2012, State College, PA, June 2012 [ poster]
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"Lattice polytopes of phylogenetic trees" at Algebraic geometry in the sciences, Oslo, Norway, January 2011 [ poster]